Measuring range0 to 2.5 mg/l PO4-P (blue method) 0.05 to 10 mg/l PO4-P (blue method) 0.05 to 10 mg/l with dilution function to maximum 2.5 to 500 mg/l PO4-P (blue method) 0.5 to 20 mg/l PO4-P (yellow method) 0.5 to 50 mg/l PO4-P (yellow method) 0.5 to 50 mg/l with dilution function to maximum 10 to 1000 mg/l PO4-P (yellow method)
Process temperature4 to 40 °C (39.2 to 104 °F)
Process pressureAt atmospheric pressure, < 0.2 bar
Measuring range0 to 5 mg/l total chlorine or 0 to 20 mg/l total chlorine
Process temperature0 to 55 °C , non-freezing (32 to 130 °F)
Process pressure1 bar relative (14,5 psi relativ) Max. 2 bar (max. 29 psi)
Measuring methodTotal chlorine consists of free chlorine (HOCl, OCl-) and bound chlorine (chloramines) All components are reduced at the working electrode Almost pH independent
Do you need help selecting your next device?
Comfortably select and configure best-fit products for your measuring tasks and applications.
Liquid analysis plays a central role in enabling sustainable, safe, and efficient industrial processes. Across industries, stricter environmental regulations, higher quality expectations, and the need for cost‑efficient operations are increasing the demand for reliable measurement solutions. Accurate data from measurement parameters such as conductivity, dissolved oxygen, turbidity, and pH enable informed, data‑driven decisions in daily plant operation.
From water and wastewater treatment to Food & Beverage, Life Sciences, mining, and energy applications, liquids must be continuously monitored using robust analytical sensors and advanced liquid analyzers. These technologies support environmental protection, consistent product quality, optimized processes, and maximized yields.
Benefits
Ensure consistent product quality and safety
Increase yield and minimize waste through precise measurements
Optimize processes and reduce operating costs
Protect water resources and meet environmental regulations
Protect critical assets and extend plant lifetime
Memosens converts the measured value to a digital signal and transfers it to the transmitter without a contacting connection. This video shows how Memosens optimizes process control and maintenance.
The pH-value of a liquid can be calculated using the potentiometric measurement principle. This video shows what it is about and how this measuring principle works.
The conductivity of a liquid can be measured using the conductive or toroidal measuring principles. This video shows what it is about and how these measuring principles work.
Nutrients, metals or carbon components in a liquid can be measured using the colorimetric measuring principle. This video shows what it is about and how this measuring principle works.
This video shows how the unique design and sealing principle of the Cleanfit CPA875 retractable assembly guarantees safe sensor handling and prevents contamination of hygienic processes.
Environmental protection and regulatory compliance
Liquid analysis supports environmental protection by enabling safe water reuse and reliable monitoring of surface water. Continuous measurement helps industries in their core processes and utilities (e.g. steam generation or water treatment) comply with regulatory requirements while minimizing environmental impact. In Food & Beverage applications, hygienic and CIP‑capable solutions with international certifications ensure sustainable production processes. Stable pH measurements and precise monitoring of water quality parameters like TOC or chlorine measurements are essential to protect resources and meet global compliance standards.
Ensuring product quality across industries
Consistent product quality depends on precise control of liquid properties. In drinking water treatment, Food & Beverage processing, and mining, pH measurements and the use of reliable conductivity sensors ensure stable production output. Turbidity sensors support drinking water compliance and food safety by detecting particles and suspended solids. Continuous monitoring using conductivity sensors and additional analytical sensors protect mining operations, support process stability, and ensure compliance with industry regulations.
Protecting assets and extending plant lifetime
Reliable measurements of parameters like hardness, conductivity, and pH protect capital‑intensive equipment such as turbines or boilers. For example, in steam generation in Power & Energy applications these measurements help to prevent corrosion and scaling.
This proactive monitoring approach in liquid analysis is essential to extend asset lifetime, reduce unplanned downtime, and lower maintenance costs across the plant.
Process optimization through intelligent liquid analysis
Accurate liquid analysis enables targeted process optimization and measurable cost savings. In wastewater treatment plants (WWTPs), phosphate monitoring combined with pH measurements supports optimized precipitation and compliance with discharge limits. Oxygen and nitrate measurements reduce energy consumption in the aeration phase in WWTPs.
In Food & beverage applications inline concentration measurement of disinfectants and detergents, as part of advanced liquid analysis instruments, enables precise dosing, reduces chemical consumption, and improves overall process efficiency. Combined with conductivity sensors, this supports stable operation and higher throughput.
Core processes in water and wastewater treatment
In waterworks and water distribution networks, we enable operators to monitor all Critical Control Points (CCP) and maintain required water quality for end-users all around the globe. Conductivity sensors, pH measurements, chlorine sensors, and turbidity sensors support water treatment processes from raw water extraction to water supply.
Sewage treatment plants maintain stable effluent quality thanks to reliable measurements of conductivity, pH, chlorine, turbidity, ammonium, phosphate and nitrate.
Control your coagulation, aeration, sludge treatment and discharge with reliable measurement data to capture trends and meet your local regulatory standards and requirements while improving operational efficiency and reducing chemicals and energy consumption. Additionally, automatic water samplers help you to prove compliance with limit values.
Digitalization, trends, and new applications
Digitalization is a key driver of innovation in liquid analysis. Our Memosens digital sensor technology improves reliability across all parameters and simplifies maintenance thanks to extensive sensor health data. It also enables seamless integration into automation and asset management systems. This results in higher data transparency, improved process control, and increased plant availability.
Major technology trends such as the rapid growth of data centers are further driving the importance of liquid analysis. Water‑based cooling systems in data centers place high demands on water quality and operational reliability. Digital liquid analysis sensors play a critical role in optimizing cooling performance by continuously monitoring key water quality parameters. Accurate conductivity sensors and stable pH measurements help operators to protect cooling circuits and reduce energy consumption by supporting energy‑efficient and reliable operation of modern data center cooling systems.
Learn more about measuring points for liquid analysis
Simplified liquid analysis with Memosens technology
Simplify liquid analysis with non-contact, digital Memosens technology: Benefit from safe data transmission, more process uptime and low maintenance.
The right disinfection sensor for your need in waterworks and wastewater treatment plants: Benefit from continuous measurement and precise values to guarantee clean and safe water.
By choosing the Liquiline platform, you’re effectively choosing to spend less money on stock holding, save installation time and gain operational safety!
/
We value your privacy
We use cookies to enhance your browsing experience, collect statistics to optimize site functionality, and deliver tailored advertisements or content.
By selecting "Accept all", you consent to our use of cookies.
For further details please review our cookie policy .
